.download{
    width: 100%;
    div:nth-child(1){
        width: 100%;
        background-image: url('bg.png');
        .one-body{
            width: 1100px;
            padding: 80px 0 110px 0;
            margin: 0 auto;
            overflow: hidden;
            background-image: none;
            .one-left{
                float: left;
                width: 556px;
                height: 477px;
                background-image: none;
                p{
                    width: 100%;
                    height: 25px;
                    margin-bottom: 20px;
                    text-align: center;
                    color: #fff;
                    line-height: 25px;
                    font-size: 22px;
                    opacity: 0.8;
                }
                img{
                    width: 464px;
                    height: 273px;
                    margin-left: 45px;
                }
                &>div{
                    width: 100%;
                    height: 44px;
                    margin: 20px auto;
                    background-color: transparent;
                    border-bottom: none;
                    span{
                        display: inline-block;
                        width: 154px;
                        height: 100%;
                        &:first-child{
                            margin: 0 30px 0 113px;
                            background-image: url('mac.png');
                            background-size: 154px 44px;
                        }
                        &:last-child{
                            background-image: url('windows.png');
                            background-size: 154px 44px;
                        }
                    }
                }
                &>a{
                    display: block;
                    width: 300px;
                    height: 65px;
                    margin: auto;
                    border-radius: 65px;
                    background-color: #fff;
                    color: #D10000;
                    font-size: 22px;
                    line-height: 65px;
                    text-align: center;
                    &:hover{
                        background-color: #b9b9b9;
                    }
                }
            }
            
            .one-right{
                float: left;
                width: 300px;
                height: 474px;
                margin-left: 220px;
                background-color: transparent;
                border-bottom: none;
                p{
                    width: 100%;
                    height: 25px;
                    margin-bottom: 20px;
                    text-align: center;
                    color: #fff;
                    line-height: 25px;
                    font-size: 22px;
                    opacity: 0.8;
                }
                img{
                    width: 246px;
                    height: 273px;
                    margin-left: 25px;
                }
                &>div{
                    width: 100%;
                    height: 44px;
                    margin: 20px auto;
                    background-color: transparent;
                    border-bottom: none;
                    span{
                        display: inline-block;
                        width: 120px;
                        height: 100%;
                        &:first-child{
                            margin: 0 30px 0 15px;
                            background-image: url('app.png');
                            background-size: 120px 44px;
                        }
                        &:last-child{
                            background-image: url('android.png');
                            background-size: 120px 44px;
                        }
                    }
                }
                &>a{
                    position: relative;
                    display: block;
                    width: 300px;
                    height: 65px;
                    margin: auto;
                    border-radius: 65px;
                    background-color: #fff;
                    color: #D10000;
                    font-size: 22px;
                    line-height: 65px;
                    text-align: center;
                    &:hover{
                        background-color: #b9b9b9;
                    }
                    &::before{
                        content: "";
                        display: block;
                        position: absolute;
                        top: 25px;
                        left: 70px;
                        width: 21px;
                        height: 21px;
                        background-image: url('er.png');
                        background-size: 21px 21px;
                    }
                }
            }
        }
    }
    
    div:nth-child(2){
        width: 100%;
        background-color: #fff;
        border-bottom: 1px solid #e3e3e3;
        .two-body{
            width: 980px;
            height: 437px;
            margin: auto;
            padding-top: 120px;
            background-image: none;
            .two-left{
                float: left;
                width: 390px;
                height: 145px;
                margin-left: 30px;
                background-image: none;
                h3{
                    font-size: 40px;
                    font-weight: normal;
                    padding: 45px 0 5px 0;
                    line-height: 1.15;
                }
                p{
                    font-size: 16px;
                    color: #666;
                    line-height: 24px;
                }
            }
            .two-right{
                float: right;
                width: 408px;
                height: 195px;
                margin-right: 50px;
                border-bottom: none;
            }

        }
    }

    div:nth-child(3){
        width: 100%;
        background-color: #f8f8f8;
        border-bottom: 1px solid #e3e3e3;
        .three-body{
            width: 980px;
            height: 437px;
            padding-top: 106px;
            margin: auto;
            background-image: none;
            .three-left{
                float: left;
                width: 447px;
                height: 273px;
                margin-left: 30px;
                background-image: none;
            }
            .three-right{
                float: right;
                width: 432px;
                height: 144px;
                background-color: #f8f8f8;
                border-bottom: none;
                h3{
                    font-size: 40px;
                    font-weight: normal;
                    padding: 45px 0 5px 0;
                    line-height: 1.15;
                }
                p{
                    font-size: 16px;
                    color: #666;
                    line-height: 24px;
                    em{
                        color: #cc0000;
                    }
                }
            }
        }
    }

    div:nth-child(4){
        width: 100%;
        height: 437px;
        background-color: #fff;
        border-bottom: 1px solid #e3e3e3;
        .four-body{
            width: 980px;
            height: 365px;
            margin: auto;
            padding-top: 72px;
            background-image: none;
            .four-left{
                float: left;
                width: 420px;
                height: 144px;
                margin-left: 30px;
                background-image: none;
                h3{
                    font-size: 40px;
                    font-weight: normal;
                    padding: 45px 0 5px 0;
                    line-height: 1.15;
                }
                p{
                    font-size: 16px;
                    color: #666;
                    line-height: 24px;
                    em{
                        color: #cc0000;
                    }
                }
            }
            .four-right{
                float: right;
                width: 463px;
                height: 293px;
                border-bottom: none;
            }

        }

    }

    div:nth-child(5){
        width: 100%;
        height: 437px;
        background-color: #f8f8f8;
        border-bottom: 1px solid #e3e3e3;
        .five-body{
            width: 980px;
            height: 350px;
            margin: auto;
            padding-top: 100px;
            background-image: none;
            .five-left{
                float: left;
                width: 435px;
                height: 246px;
                margin-left: 30px;
                background-image: none;
            }
            .five-right{
                float: right;
                width: 412px;
                height: 144px;
                background-color: transparent;
                border-bottom: none;
                h3{
                    font-size: 40px;
                    font-weight: normal;
                    padding: 45px 0 5px 0;
                    line-height: 1.15;
                }
                p{
                    font-size: 16px;
                    color: #666;
                    line-height: 24px;
                    em{
                        color: #cc0000;
                    }
                }
            }
        }

    }

    div:nth-child(6){
        width: 100%;
        height: 437px;
        background-color: #fff;
        border-bottom: 1px solid #e3e3e3;
        .six-body{
            width: 980px;
            height: 358px;
            margin: auto;
            padding-top: 53px;
            background-image: none;
            .six-left{
                float: left;
                width: 412px;
                height: 240px;
                margin-left: 30px;
                background-image: none;
                h3{
                    font-size: 40px;
                    font-weight: normal;
                    padding: 45px 0 5px 0;
                    line-height: 1.15;
                }
                p{
                    font-size: 16px;
                    color: #666;
                    line-height: 24px;
                    em{
                        color: #cc0000;
                    }
                }
            }
            .six-right{
                float: right;
                width: 360px;
                height: 100%;
            }
        }
    }

}


